How severe is CVE-2017-3812?

CVE-2017-3812 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-3812 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-3812?

CVE-2017-3812 affects Cisco Industrial Ethernet 2000 Series Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-3812?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-3812 published?

CVE-2017-3812 was published on 2017-02-03 and last updated on 2026-06-17.

CVE-2017-3812

CVE-2017-3812 is a medium-severity vulnerability in Cisco Industrial Ethernet 2000 Series Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-772.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 7.1
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-772
Affected product: Cisco Industrial Ethernet 2000 Series Firmware
Published: 2017-02-03
Last modified: 2026-06-17

Description

A vulnerability in the implementation of Common Industrial Protocol (CIP) functionality in Cisco Industrial Ethernet 2000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to a system memory leak. More Information: CSCvc54788. Known Affected Releases: 15.2(5.4.32i)E2. Known Fixed Releases: 15.2(5.4.62i)E2.

Frequently asked questions

What is CVE-2017-3812?: A vulnerability in the implementation of Common Industrial Protocol (CIP) functionality in Cisco Industrial Ethernet 2000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to a system memory leak. More Information: CSCvc54788. Known Affected Releases: 15.2(5.4.32i)E2. Known Fixed Releases: 15.2(5.4.62i)E2.
How severe is CVE-2017-3812?: CVE-2017-3812 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-3812 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-3812?: CVE-2017-3812 affects Cisco Industrial Ethernet 2000 Series Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-3812?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-3812 published?: CVE-2017-3812 was published on 2017-02-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:h:cisco:industrial_ethernet_2000_series_firmware:*:*:*:*:*:*:*:*

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